A method and transmission system for amplifying and providing navigation signals. The system comprises a splitter circuit configured to receive a plurality of radio frequency (RF) signals oscillating at at least two different frequencies f1 and f2. The splitter circuit is further configured to split and forward the RF signals having the f1 frequency to a first bandpass filter and the RF signals having the f2 frequency to a second bandpass filter. The system further comprises a first tunable amplifier configured to receive the RF signals from the first bandpass filter. The system further comprises a second tunable amplifier configured to receive the RF signals from the second bandpass filter at substantially the same time as the first tunable amplifier's receipt of the RF signals from the first bandpass filter. The first tunable amplifier is further configured to amplify its RF signals across a first band centered around the frequency f1. The second tunable amplifier is further configured to amplify its RF signals across a second band centered around the frequency f2. The amplified RF signals are fed substantially concurrently into a mixer circuit for transmission via an RF antenna to a navigation receiver.
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2. The transmission system of claim 1, wherein the first and second tunable amplifiers amplify the RF signals without an up-conversion to a higher frequency prior to transmission via the RF antenna.
3. The transmission system of claim 1, further comprising the mixer circuit and the mixer circuit is configured to mix and feed the RF signals into the RF antenna without an up-conversion to a higher frequency prior to transmission via the RF antenna.
4. The transmission system of claim 1, wherein the tunable bandpass filters and tunable amplifiers are integrated into a single amplifier circuit.
5. The transmission system of claim 1, wherein the RF signals are in analog form suitable for transmission over the RF antenna.
6. The transmission system of claim 1, further comprising a controller component configured to provide the number of RF signals “n” and bands to the splitter circuit, wherein “n” is greater or equal to 2.
A transmission system is designed to distribute radio frequency (RF) signals across multiple frequency bands in communication networks. The system addresses the challenge of efficiently splitting and routing RF signals to different destinations while maintaining signal integrity and minimizing interference. The system includes a splitter circuit that divides an input RF signal into multiple output RF signals, each corresponding to a distinct frequency band. The splitter circuit is configured to handle at least two RF signals, ensuring flexibility in signal distribution. A controller component dynamically manages the number of RF signals and their respective bands, allowing for adaptive signal routing based on network demands. The controller ensures that the splitter circuit operates with the specified number of signals, optimizing performance and resource allocation. This system enhances signal distribution efficiency in communication networks by providing scalable and configurable RF signal splitting capabilities.
7. The transmission system of claim 1, further comprising a non-volatile memory device configured to store the signal characteristics at time of manufacturing of the transmission system and maintain integrity of and ability to retrieve the signal characteristics after a loss of power to the transmission system.
This invention relates to a transmission system designed to maintain signal integrity and reliability, particularly in scenarios where power loss could disrupt operations. The system includes a non-volatile memory device that stores signal characteristics at the time of manufacturing. This ensures that the signal characteristics remain intact and retrievable even after a power failure, preventing data loss or corruption. The non-volatile memory device is integrated into the transmission system to preserve critical signal parameters, such as frequency, amplitude, or timing, which are essential for proper system functionality. By storing these characteristics during manufacturing, the system can restore them automatically upon power recovery, minimizing downtime and ensuring consistent performance. This feature is particularly valuable in applications where signal integrity is critical, such as telecommunications, industrial automation, or medical devices, where any disruption could lead to significant operational or safety risks. The non-volatile memory device operates independently of the main power supply, ensuring that the stored data remains accessible regardless of power conditions. This solution addresses the problem of signal degradation or loss in power-sensitive environments, providing a robust and reliable transmission system.
8. The transmission system of claim 1, further comprising a wideband filter configured to receive and filter the amplified RF signals prior to delivery to the RF antenna.
This invention relates to a transmission system for amplifying and transmitting radio frequency (RF) signals, particularly in applications requiring high power and wideband signal handling. The system addresses the challenge of efficiently amplifying and transmitting RF signals while minimizing distortion and interference, which is critical in telecommunications, broadcasting, and radar systems. The transmission system includes an RF amplifier configured to receive and amplify input RF signals. The amplifier is designed to handle wideband signals, ensuring that multiple frequency components are amplified with minimal distortion. The system also incorporates a power supply that provides stable and regulated power to the amplifier, ensuring consistent performance under varying load conditions. Additionally, the system features a wideband filter that receives the amplified RF signals from the amplifier and filters them before transmission via an RF antenna. The filter removes unwanted noise and spurious emissions, improving signal quality and compliance with regulatory standards. The filter is optimized for wideband operation, ensuring that signals across the desired frequency range are transmitted with minimal attenuation and distortion. The combination of the amplifier, power supply, and filter in this transmission system enables efficient and high-quality RF signal transmission, making it suitable for applications requiring robust and reliable signal delivery.
9. The transmission system of claim 1, further comprising a reference timing source and ephemeris reference source in communication with a digital processing circuit that generates the RF signals.
A transmission system for satellite communications includes a reference timing source and an ephemeris reference source connected to a digital processing circuit that generates radio frequency (RF) signals. The system is designed to improve synchronization and positioning accuracy in satellite-based communication networks. The reference timing source provides precise time synchronization, while the ephemeris reference source supplies orbital data for satellites. The digital processing circuit uses this information to generate RF signals that are accurately timed and aligned with satellite positions. This ensures reliable communication links and reduces errors in signal transmission. The system may also include a signal generator for producing RF signals, a modulator for encoding data onto the signals, and an antenna for transmitting the signals to satellites. The integration of timing and ephemeris data enhances the system's ability to maintain stable connections and optimize signal routing in dynamic satellite environments. The overall design addresses challenges in maintaining synchronization and positioning accuracy in satellite communications, particularly in applications requiring high reliability and precision.
10. The transmission system of claim 1, further comprising the first and second bandpass filters, wherein the first bandpass filter is tunable for a band surrounding the frequency f1 and the second bandpass filter is tunable for a band surrounding the frequency f2.
12. The method of claim 11, wherein feeding the RF signals into the mixer circuit comprises maintaining the RF signals at substantially the same frequencies f1 and f2 without an up-conversion to a higher frequency prior to transmission via the RF antenna.
13. The method of claim 11, further comprising mixing and feeding the RF signals into the RF antenna without an up-conversion to a higher frequency prior to transmission via the RF antenna.
14. The method of claim 11, wherein the tunable bandpass filters and tunable amplifiers are integrated into a single amplifier circuit.
This invention relates to a system for signal processing, specifically in the domain of tunable radio frequency (RF) signal amplification and filtering. The problem addressed is the need for compact, efficient, and high-performance RF signal conditioning in communication systems, where separate amplification and filtering stages can introduce signal distortion, power loss, and increased circuit complexity. The invention integrates tunable bandpass filters and tunable amplifiers into a single amplifier circuit, eliminating the need for discrete components. The tunable bandpass filters selectively pass a desired frequency range while attenuating unwanted frequencies, and the tunable amplifiers adjust their gain to compensate for signal variations. By combining these functions into one circuit, the system reduces component count, minimizes signal degradation, and improves overall performance. The integration also allows for dynamic adjustment of both filtering and amplification characteristics, enabling real-time optimization for different operating conditions. This approach is particularly useful in applications requiring high-frequency selectivity and adaptive gain control, such as wireless communication systems, radar, and signal intelligence. The invention enhances efficiency, reduces size, and improves reliability compared to traditional multi-stage designs.
15. The method of claim 11, wherein the RF signals are and remain in analog form suitable for transmission over the RF antenna during splitting and amplification.
16. The method of claim 11, further comprising providing the number of RF signals “n” and bands to a splitter circuit that is configured to perform splitting and forwarding of the RF signals, wherein “n” is greater or equal to 2.
17. The method of claim 11, further comprising storing in a non-volatile memory device the signal characteristics at time of manufacturing to maintain integrity of and ability to retrieve the signal characteristics after a loss of power.
18. The method of claim 11, further comprising filtering with a wideband filter the amplified RF signals prior to delivery to the RF antenna.
A method for processing radio frequency (RF) signals in a communication system involves amplifying RF signals and delivering them to an RF antenna. The method includes filtering the amplified RF signals using a wideband filter before transmission to the antenna. This filtering step ensures that the RF signals are within the desired frequency range, reducing interference and improving signal quality. The wideband filter is designed to pass a broad range of frequencies while attenuating unwanted signals outside the target band. This method is particularly useful in systems where signal integrity and efficiency are critical, such as wireless communication networks, radar systems, or satellite communications. By filtering the amplified signals, the method helps maintain compliance with regulatory standards and enhances overall system performance. The filtering step is performed after amplification to ensure that the signal strength is sufficient for effective filtering while minimizing distortion. This approach optimizes the balance between signal quality and power efficiency in RF transmission systems.
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June 30, 2020
November 8, 2022
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